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Diffstat (limited to 'src/reflect/scala')
| -rw-r--r-- | src/reflect/scala/reflect/internal/transform/Erasure.scala | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/reflect/scala/reflect/internal/transform/Erasure.scala b/src/reflect/scala/reflect/internal/transform/Erasure.scala index 24f8aa88e6..07ae71538c 100644 --- a/src/reflect/scala/reflect/internal/transform/Erasure.scala +++ b/src/reflect/scala/reflect/internal/transform/Erasure.scala @@ -161,6 +161,11 @@ trait Erasure { } if (newParents eq parents) tp else ClassInfoType(newParents, decls, clazz) + + // can happen while this map is being used before erasure (e.g. when reasoning about sam types) + // the regular mapOver will cause a class cast exception because TypeBounds don't erase to TypeBounds + case _: BoundedWildcardType => tp // skip + case _ => mapOver(tp) } |